Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:00 2013 Optimize a model with 860 rows, 1292 columns and 1720 nonzeros Model has 430 quadratic constraints Presolve time: 0.00s Presolved: 860 rows, 1292 columns, 1720 nonzeros Presolved model has 430 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.290e+03 Factor NZ : 3.013e+03 Factor Ops : 1.076e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.69680652e+05 0.00000000e+00 4.26e-14 4.74e-01 2.97e+02 0s 1 7.20434046e+04 1.49985783e+04 9.76e-09 5.09e-05 4.42e+01 0s 2 5.77810868e+04 4.42444531e+04 3.48e-08 8.82e-06 1.05e+01 0s 3 5.06855347e+04 4.92888390e+04 6.16e-09 1.53e-06 1.08e+00 0s 4 4.95654497e+04 4.94790766e+04 3.12e-10 1.30e-07 6.70e-02 0s 5 4.95172467e+04 4.95157005e+04 4.39e-11 1.46e-08 1.20e-03 0s 6 4.95164109e+04 4.95162511e+04 7.05e-10 1.22e-08 1.24e-04 0s 7 4.95163150e+04 4.95162800e+04 1.80e-10 4.71e-10 2.71e-05 0s Barrier solved model in 7 iterations and 0.02 seconds Optimal objective 4.95163150e+04